--- a/hotspot/src/share/vm/utilities/top.hpp	Fri Jan 18 05:33:32 2013 -0800
+++ b/hotspot/src/share/vm/utilities/top.hpp	Wed Jan 23 13:02:39 2013 -0500
@@ -33,9 +33,9 @@
 #include "utilities/macros.hpp"
 #include "utilities/ostream.hpp"
 #include "utilities/sizes.hpp"
-#ifndef SERIALGC
+#if INCLUDE_ALL_GCS
 #include "gc_implementation/g1/g1_globals.hpp"
-#endif
+#endif // INCLUDE_ALL_GCS
 #ifdef COMPILER1
 #include "c1/c1_globals.hpp"
 #endif